Hi and welcome to LQ!
The IP address 169.254.0.0 is the network address assigned to an interface when dhcp fails to obtain an IP address - t least as far as I recall! Actually, as an aside, when you come back and visit this thread, if you scroll down to the bottom of the page, you will see a Similar Threads
As for your nslookup issue, that means that your DNS servers aren't set up correctly or are currently unreachable, not responding or otherwise incommunicado. Check that they are listed in /etc/resolv.conf - the format of this file should be:
Obviously you should list your dns servers here - if you are obtaining your IP address via DHCP, this is usually set up for you, but I don't think you're using DHCP.